S&S DIESEL LML-45SAC-SET 45% OVER INJECTOR SET — 2011–2016 GM DURAMAX 6.6L LML

S&S Diesel LML-45SAC-SET 45% Over Injector Set — 2011–2016 GM Duramax 6.6L LML

Unlock reliable power on your LML. The S&S Diesel Motorsport LML-45SAC-SET is a brand-new (not reman) 45% over injector set engineered with S&S’s proprietary nozzle honing and tight flow-matching for clean atomization and consistent cylinder-to-cylinder fueling. Sets are balanced to strict OE-style standards and built specifically for the 2011–2016 Duramax LML platform. Core return is required. 

Fitment

• 2011–2016 Chevrolet Silverado 2500HD/3500HD 6.6L Duramax LML
• 2011–2016 GMC Sierra 2500HD/3500HD 6.6L Duramax LML

What’s Included

• (8) Brand-new S&S LML 45% Over SAC Injectors (LML-45SAC-SET)
• Flow-matched set (tight variance) with S&S proprietary SAC nozzles
• Core return documentation (core charge applies if not returned)

Recommended Parts & Categories (Internal Links)

• GM Duramax Injectors & Nozzles (Category)
• Duramax Fuel Systems & Components (Category)
• Duramax Lift Pumps (FASS, AirDog, Fleece)
• FASS 165GPH for 2001–2016 Duramax
• AirDog FP-100-4G for 2011–2014 LML
• Shop All S&S Diesel at CPP

Helpful Notes

• Professional installation and calibration are recommended for best drivability with 45% over injectors.
• Verify local emissions compliance before installation.
• Core policy: a refundable core charge applies unless eligible cores are returned in acceptable condition.

FAQ

This product is the full set of 8 injectors for the LML platform.

They are brand-new, not remanufactured.

A quality lift pump is strongly recommended to maintain consistent supply pressure and filtration—see our Duramax Lift Pumps.

Performance injectors typically require calibration to optimize fueling, driveability, and smoke control.

A core charge applies unless acceptable cores are returned; see your cart and order confirmation for current amounts and instructions.